CN210368931U - On-line monitoring instrument for compacted sand piles - Google Patents
On-line monitoring instrument for compacted sand piles Download PDFInfo
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- CN210368931U CN210368931U CN201920689124.3U CN201920689124U CN210368931U CN 210368931 U CN210368931 U CN 210368931U CN 201920689124 U CN201920689124 U CN 201920689124U CN 210368931 U CN210368931 U CN 210368931U
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Abstract
The utility model provides an online monitor for compacted sand piles, which comprises a main control module, a power supply module, a display module, a filler amount calculation module, a communication module, a positioning module and an acquisition channel; the power supply module is connected to the main control module, the display module, the filling amount calculation module, the communication module and the positioning module; the filling amount calculation module is connected to the main control module through the acquisition channel and sends filling information to the main control module; the main control module is connected to the display module and controls the display module to display according to the filler information; the positioning module positions the compacted sand pile, is connected to the main control module, and sends the positioning information to the main control module; the main control module is communicated with a server or a compaction sand pile control cabinet through the communication module. The utility model discloses can be in the work progress, control filler information, but realize the monitoring nature of data.
Description
Technical Field
The utility model belongs to the technical field of the construction, in particular to crowded dense sand stake on-line monitoring appearance.
Background
The method of sand compaction pile is a common method for treating soft foundation. The method has the effects of improving the bearing capacity of the foundation, reducing settlement, preventing vibration liquefaction and the like. The principle is that a steel pipe is sunk into foundation soil at a certain interval by means of impact or vibration and the like to be extruded to form a hole, then sand is poured into the pipe while pulling the pipe and the pipe is vibrated to be compacted to form a sandy column, and the effect of compacting the whole foundation is achieved.
The prior art has the following disadvantages: 1. the existing construction system for the compacted sand pile only can carry out construction operation and does not have the functions of real-time online monitoring of the construction process, saving and tracing of construction historical data and the like; in the operation engineering, the problems that the operation is completely dependent on the experience and responsibility of constructors and the supervision difficulty of engineering management units is high exist. 2. At present, the sand pile construction equipment has the inconvenience that a matched electrical control cabinet is far away from a cab of a pile machine and needs to be operated from two places, and the sand pile construction efficiency is influenced.
SUMMERY OF THE UTILITY MODEL
In order to overcome the not enough of prior art, the utility model provides a crowded dense sand stake on-line monitoring appearance can be in crowded dense sand stake work progress, and the control is packed information, but realizes the surveillance nature of data. The technical scheme is as follows:
an online monitor for compacted sand piles comprises a main control module, a power supply module, a display module, a filler amount calculation module, a communication module, a positioning module and an acquisition channel;
the power supply module is connected to the main control module, the display module, the filling amount calculation module, the communication module and the positioning module;
the filling amount calculation module is connected to the main control module through the acquisition channel and sends filling information to the main control module; the main control module is connected to the display module and controls the display module to display according to the filler information; the positioning module positions the compacted sand pile, is connected to the main control module, and sends the positioning information to the main control module; the main control module is communicated with a server or a compaction sand pile control cabinet through the communication module.
Optionally, the filling amount calculation module includes a wireless hook scale or a sand level meter.
Optionally, the wireless hook scale comprises an RS485 wireless hook scale circuit;
the RS485 wireless hook scale circuit comprises an ADM2587 chip; the VCC end of the ADM2587 is connected to the GND1 end through a first capacitor; the VIN end and the VOUT end of the ADM2587 are connected and then connected to the GND2 end through a second capacitor; the RE/DE end of the ADM2587 is connected and then connected to the GND1 end through a first resistor; the TXD terminal of the ADM2587 is connected to the VCC terminal through a second resistor; ends A, B of the ADM2587 are respectively connected to ends Y, Z, the Y end is connected to the VIN end through a third resistor, and the B end is connected to the GND2 end through a fourth resistor; the GND2 end is connected to the GND1 end through a third capacitor; the A, B terminals are respectively connected to the GND2 terminals through protection devices.
Optionally, the protection device comprises 1SMB12CAT 3G.
Optionally, the system further comprises a current transformer, a voltage transmitter, a depth encoder or a pressure sensor, wherein the current transformer, the voltage transmitter, the depth encoder or the pressure sensor is connected to the main control module through the acquisition channel.
Optionally, the communication module includes a first communication unit and a second communication unit, and the first communication unit is in communication connection with the server; and the second communication unit is in communication connection with the compacted sand pile control cabinet.
Optionally, the first communication unit includes an LTE communication unit, and the LTE communication unit includes a multi-constellation GNSS receiver; the second communication unit comprises a LORA communication unit.
Optionally, the power supply module includes a power supply circuit, the power supply circuit includes an isolation transformer and a two-way switching power supply, wherein one way of the switching power supply is connected to the main control module, and the other way of the switching power supply is connected to the filling amount calculation module.
Optionally, the main control module includes a main control board, where the main control board includes an EEPROM, a flash, or an RTC processor, and the main control board includes an acquisition module including 16 analog acquisition inputs, 2 analog acquisition outputs, 8 switching acquisition inputs, 6 switching acquisition outputs, and 2 frequency signal acquisition inputs; the wired communication interface comprises an RS232 serial interface, an RS485 serial interface, an RJ45 Ethernet interface and a USB3.0 serial communication bus.
The utility model provides an online monitor for compacted sand piles, which comprises a main control module 11, a power supply module 12, a display module 13, a packing amount calculation module 14, a communication module 15, a positioning module 16 and an acquisition channel 17; can real-time supervision filler information to realize with the communication function of server or crowded dense sand pile switch board, let the constructor can master the construction state in real time at the work progress.
The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood and to be implemented according to the content of the description, the following detailed description is given with reference to the preferred embodiments of the present invention and the accompanying drawings. The detailed description of the present invention is given by the following examples and the accompanying drawings.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without undue limitation to the invention. In the drawings:
fig. 1 is a block diagram of an online monitor module for a compacted sand pile according to an embodiment of the present disclosure;
FIG. 2 is a block diagram of an online monitor module for a compacted sand pile according to another embodiment of the present disclosure;
fig. 3 is a schematic block diagram of a motherboard card according to an embodiment of the present application;
fig. 4 is a schematic circuit diagram of an RS485 wireless hook scale circuit according to an embodiment of the present disclosure.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that the embodiments or technical features described below can be arbitrarily combined to form a new embodiment without conflict.
The embodiment of the application provides an online monitor for a compacted sand pile, and as shown in fig. 1, the online monitor for the compacted sand pile comprises a main control module 11, a power supply module 12, a display module 13, a packing amount calculation module 14, a communication module 15, a positioning module 16 and an acquisition channel 17;
the power supply module 12 is connected to the main control module 11, the display module 13, the filling amount calculation module 14, the communication module 15 and the positioning module 16;
the filling amount calculation module 14 is connected to the main control module through the acquisition channel 17, and sends filling information to the main control module 11; the main control module 11 is connected to the display module 13, and the main control module 11 controls the display module 13 to display according to the filling information; the positioning module 16 positions the compacted sand pile, is connected to the main control module 11, and sends positioning information to the main control module 11; the main control module 11 communicates with a server or a control cabinet of the compacted sand pile through a communication module 15.
In one embodiment, as shown in FIG. 2, the fill level calculation module 14 includes a wireless hook scale 141 or a sand level gauge 142. The physical realization form of the wireless hook scale is that the wireless hook scale additionally arranged on the pile machine equipment is used for weighing the filler amount, and the receiver of the wireless hook scale is connected with the host of the monitor through an RS485 communication form, so that the acquisition work of the filler weight is realized. The physical realization form of the sand surface instrument is that the sand surface instrument additionally arranged on the pile machine equipment is used for measuring the height of the sand surface of the charging barrel in real time, the reduction of the height is the volume of the downward sand, and the receiver is connected with the host of the monitoring instrument through an RS485 communication form and is converted through density. And multiplying the reduced volume of the sand material of the charging barrel by the calibrated density of the sand material, and converting the volume into the weight of the filler, thereby realizing the acquisition work of the weight of the filler. The sand surface instrument is communicated with the receiver in an RF wireless mode, and the receiver is connected with the monitoring instrument host in an RS485 communication mode to achieve communication of a data link.
Further, the wireless hook scale may include an RS485 wireless hook scale circuit; as shown in fig. 4, the RS485 wireless hook scale circuit in one embodiment includes an ADM2587 chip; the VCC end of the ADM2587 is connected to the GND1 end through a first capacitor C1; the VIN end of the ADM2587 is connected with the VOUT end and then is connected to the GND2 end through a second capacitor C2; the RE/DE end of the ADM2587 is connected and then connected to the GND1 end through a first resistor R1; the TXD terminal of the ADM2587 is connected to the VCC terminal through a second resistor R2; the A end and the B end of the ADM2587 are respectively connected to the Y end and the Z end, the Y end is connected to the VIN end through a third resistor R3, and the B end is connected to the GND2 end through a fourth resistor R4; the GND2 terminal is connected to the GND1 terminal through a third capacitor C3; the A terminal and the B terminal are respectively connected to the GND2 terminal through protection devices. Further, in this embodiment, the protection device includes 1SMB12CAT 3G.
As shown in fig. 2, in an embodiment, the online monitor for compacted sand piles may further include a current transformer 18, a voltage transmitter 19, a depth encoder 20, or a pressure sensor 21, and the current transformer 18, the voltage transmitter 19, the depth encoder 20, or the pressure sensor 21 is connected to the main control module 11 through the collecting channel 17. These sensors may each employ a DC24V power supply system, standard 4-20ma input, frequency output, etc. interface. In this embodiment, this monitor can gather each major key construction data in the stirring stake work progress in real time, include: pile depth, inseparable electric current, filler volume, air compressor machine pressure, pump machine pressure, real-time geographical position information etc. can also statistics in real time and analyze out technological parameter, include: pile length, contrast frequency, contrast depth and other construction data dynamic curves. The intelligent construction control system has the advantages that construction can be intelligently controlled, the recorder can be controlled to conduct construction according to current analysis data in construction and design parameters, recording parameters can be recorded in real time, statistical parameters are sent to the Internet of things platform through a wireless network, and the functions of remote construction management supervision and historical data statistical storage are achieved.
Further, the communication module 15 includes a first communication unit and a second communication unit, the first communication unit is in communication connection with the server; the second communication unit is in communication connection with the pulping control cabinet. In a specific embodiment, as shown in fig. 2, the first communication unit includes an LTE communication unit 151, and the LTE communication unit 151 includes a multi-constellation GNSS receiver; the second communication unit includes a LORA communication unit 152. LTE (Long term evolution) is a Long term evolution of UMTS (universal mobile telecommunications system) technical standard established by The 3GPP (The 3rd generation Partnership Project) organization, and is formally established and started in The 3GPP multi-toronto conference in 12 months in 2004. The LTE system introduces key technologies such as OFDM (orthogonal frequency division Multiplexing) and MIMO (Multi-Input & Multi-Output), which significantly increases the spectrum efficiency and data transmission rate (20M bandwidth 2X2MIMO is, in 64QAM, the theoretical downlink maximum transmission rate is 201Mbps, and is approximately 150Mbps after the signaling overhead is removed, but according to the practical networking and terminal capability limitations, the downlink peak rate is generally considered to be 100Mbps, and the uplink is 50Mbps), and supports multiple bandwidth allocation: 1.4MHz, 3MHz, 5MHz, 10MHz, 15MHz, 20MHz, etc. The LoRa is one of LPWAN communication technologies, and is an ultra-long-distance wireless transmission scheme based on spread spectrum technology adopted and popularized by Semtech corporation in the united states. GNSS System — GNSS is an abbreviation for Global Navigation Satellite System. In this embodiment, the LTE communication unit mainly implements a function of performing wireless communication between the monitor and the server master station, and specifically, may use a Quectel company EC20 module as a core, and may use an LTE 3GPP rel.11 technology to support a maximum downlink rate of 150Mbps and a maximum uplink rate of 50 Mbps; and the module integrates a plurality of constellation GNSS receivers, the requirements for quick and accurate positioning under different environments are met, the data can be reported to the server through the 4G network through the LTE-4G, the real-time uploading of the data is realized, the data is stored, and the traceability is guaranteed. The LORA communication unit mainly realizes the wireless communication function of the compacted sand pile monitor and the control cabinet, has the advantages of low power consumption, long communication distance and no communication charge by adopting an LORA technology, particularly adopts SD4RF-2F717N30 of Lierda company as a core, is a high-performance Internet of things wireless transceiver based on a radio frequency module of an SEMTECH radio frequency integrated chip SX127X in the LORA communication unit, can greatly increase the communication distance by adopting a special LoRa debugging mode, can be widely applied to the field of short-distance Internet of things wireless communication in various occasions, and has the advantages of small volume, low power consumption, long transmission distance, strong anti-interference capability and the like; working frequency band: 401-510; the communication limited distance reaches 5km @250 bps. The positioning of the compacted sand pile is realized through the GNSS (GPS + Beidou) positioning function, and the pile number is ensured to be corresponding to and proofread by design.
Further, the power supply module comprises a power circuit, and the power circuit comprises an isolation transformer and a two-way switch power supply, wherein one way of the switch power supply is connected to the main control module, and the other way of the switch power supply is connected to the seasoning amount calculation module or other sensors shown in fig. 2. In one embodiment, the main machine is supplied with alternating current with 220V voltage, and the circuit design adopts the form of connecting an isolation transformer and a two-way switch power supply in series, and finally outputting the alternating current to a 24V direct current power supply with two-way isolation of a control system. The isolation transformer plays a role of a low-pass filter in a power supply system, can effectively isolate power supply disturbance in a construction operation environment, and protects a host. The double-path switching power supply has a wide voltage input range of 110v-240v, and isolated double-path 24v direct current output, so that a system power supply of a main control system can be isolated from a sensor circuit power supply, and the adoption accuracy is improved.
Further, as shown in fig. 3, the main control module includes a main control board, where the main control board includes an EEPROM, a flash, or an RTC processor, and the main control board includes an acquisition module including an acquisition input of 16 paths of analog quantity, a control output of 2 paths of analog quantity, an acquisition input of 8 paths of switching quantity, an acquisition output of 6 paths of switching quantity, and an acquisition input of 2 paths of frequency signals; the wired communication interface comprises an RS232 serial interface, an RS485 serial interface, an RJ45 Ethernet interface and a USB3.0 serial communication bus; the MCU on the main control board card can adopt NXP-LPC 1768. The main control board card 11 has rich acquisition port lines (acquisition modules for acquisition input of 16 paths of analog quantity, control output of 2 paths of analog quantity, acquisition input of 8 paths of switching quantity, acquisition output of 6 paths of switching quantity and acquisition input of 2 paths of frequency signals), and supports pile machine types of various models, including all models in the market such as single-head, double-head and three-head.
In the embodiment, the display module is used for realizing human-computer interaction display, and the touch screen computer with a configuration framework can be adopted for realizing the human-computer interaction display. In the design of configuration software, the functions of displaying monitoring data of the compacted sand piles, issuing engineering management information on a web master station, displaying data of construction statistical analysis, inputting construction operation and the like are combined.
The application provides a crowded density sand stake on-line monitoring appearance has following advantage:
1. advanced control panel card design: the acquisition module comprises 16 paths of acquisition input of analog quantity, 2 paths of control output of the analog quantity, 8 paths of acquisition input of switching quantity, 6 paths of acquisition output of the switching quantity and 2 paths of acquisition input of frequency signals; the limited communication interface comprises an RS232 serial interface, an RS485 serial interface, an RJ45 Ethernet interface and a USB3.0 serial communication bus; the wireless communication interface comprises an LTE part and an LORA part.
2. And configuring a man-machine interaction interface of the architecture. The design of the human-computer interaction interface is based on the configuration of an industrial touch screen computer, and the human-computer interaction interface has the advantages of high reliability, high processing performance, convenience in customization and convenience in interaction mode. Independent of the control board card, the modularization of the system is more thorough, and the reliability of the whole system is provided.
3. The measurement and calculation work of the filling amount can be realized according to different pile machine types.
The online monitor and the method for the compacted sand pile have the function of recording the construction of the compacted sand pile; the function mainly realizes the functions of collecting and counting all real-time construction parameters in the construction operation of the pile machine, and completely records the whole construction operation parameters of the pile machine so as to be used for inspection and detection, storage and filing, and history tracing of a construction unit, an inspection unit and an owner unit.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way; the utility model can be smoothly implemented by the ordinary technicians in the industry according to the drawings and the above description; however, those skilled in the art should understand that changes, modifications and variations made by the above-described technology can be made without departing from the scope of the present invention, and all such changes, modifications and variations are equivalent embodiments of the present invention; meanwhile, any changes, modifications, evolutions, etc. of the above embodiments, which are equivalent to the actual techniques of the present invention, still belong to the protection scope of the technical solution of the present invention.
Claims (9)
1. An online monitor for compacted sand piles is characterized by comprising a main control module, a power supply module, a display module, a filler amount calculation module, a communication module, a positioning module and an acquisition channel;
the power supply module is connected to the main control module, the display module, the filling amount calculation module, the communication module and the positioning module;
the filling amount calculation module is connected to the main control module through the acquisition channel and sends filling information to the main control module; the main control module is connected to the display module and controls the display module to display according to the filler information; the positioning module positions the compacted sand pile, is connected to the main control module and sends positioning information to the main control module; the main control module is communicated with a server or a compaction sand pile control cabinet through the communication module.
2. The on-line monitoring instrument for compacted sand piles as claimed in claim 1, wherein the filling amount calculating module comprises a wireless hook scale or a sand surface instrument.
3. The sand compaction pile on-line monitoring instrument as claimed in claim 2, wherein the wireless hook scale comprises an RS485 wireless hook scale circuit;
the RS485 wireless hook scale circuit comprises an ADM2587 chip; the VCC end of the ADM2587 is connected to the GND1 end through a first capacitor; the VIN end and the VOUT end of the ADM2587 are connected and then connected to the GND2 end through a second capacitor; the RE/DE end of the ADM2587 is connected and then connected to the GND1 end through a first resistor; the TXD terminal of the ADM2587 is connected to the VCC terminal through a second resistor; the A end and the B end of the ADM2587 are respectively connected to the Y end and the Z end, the Y end is connected to the VIN end through a third resistor, and the B end is connected to the GND2 end through a fourth resistor; the GND2 end is connected to the GND1 end through a third capacitor; the A terminal and the B terminal are respectively connected to the GND2 terminal through protection devices.
4. The sand pile squeeze online monitor as recited in claim 3, wherein the protection device comprises 1SMB12CAT 3G.
5. The sand compaction pile online monitor as claimed in claim 4, further comprising a current transformer, a voltage transmitter, a depth encoder or a pressure sensor, wherein the current transformer, the voltage transmitter, the depth encoder or the pressure sensor is connected to the main control module through the collecting channel.
6. The on-line monitoring instrument for the compacted sand pile as claimed in claim 5, wherein the communication module comprises a first communication unit and a second communication unit, and the first communication unit is in communication connection with the server; and the second communication unit is in communication connection with the compacted sand pile control cabinet.
7. The on-line monitor for compacted sand piles according to claim 6, wherein the first communication unit comprises an LTE communication unit, and the LTE communication unit comprises a multi-constellation GNSS receiver; the second communication unit comprises a LORA communication unit.
8. The sand compaction pile on-line monitoring instrument as claimed in claim 1, wherein the power supply module comprises a power circuit, the power circuit comprises an isolation transformer and a two-way switch power supply, one way of the switch power supply is connected to the main control module, and the other way of the switch power supply is connected to the filling amount calculation module.
9. The online monitoring instrument for compacted sand piles as claimed in claim 1, wherein the main control module comprises a main control board card, the main control board card comprises an EEPROM, flash or RTC processor, and the acquisition module comprises 16 analog acquisition inputs, 2 analog control outputs, 8 switching value acquisition inputs, 6 switching value acquisition outputs and 2 frequency signal acquisition inputs; the wired communication interface comprises an RS232 serial interface, an RS485 serial interface, an RJ45 Ethernet interface and a USB3.0 serial communication bus.
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| CN201920689124.3U CN210368931U (en) | 2019-05-14 | 2019-05-14 | On-line monitoring instrument for compacted sand piles |
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| CN201920689124.3U CN210368931U (en) | 2019-05-14 | 2019-05-14 | On-line monitoring instrument for compacted sand piles |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112925238A (en) * | 2021-01-22 | 2021-06-08 | 浙江智握领程科技股份有限公司 | Hammering type prestressed pipe pile online monitoring instrument and recording method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112925238A (en) * | 2021-01-22 | 2021-06-08 | 浙江智握领程科技股份有限公司 | Hammering type prestressed pipe pile online monitoring instrument and recording method thereof |
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